/* Demo-Banner dieses Tutorials (nur diese Seite) */
.tu-article .cb-demo{ margin:0;
  position:fixed; left:20px; right:20px; bottom:20px; z-index:9000;
  background:var(--white); color:var(--black); padding:22px 24px; border-radius:14px;
  box-shadow:0 10px 30px rgba(0,0,0,.35); border:2px solid var(--red);
  display:flex; justify-content:space-between; align-items:center; gap:20px; flex-wrap:wrap;
}
.tu-article .cb-demo[hidden]{ display:none; }
.cb-demo p{ margin:0; }
.cb-demo-buttons{ display:flex; gap:10px; }
.cb-demo-buttons .tu-btn{ margin-top:0; }
.cb-status{ color:var(--mist); font-size:.92rem; }
.tu-article .cb-demo strong{ color:var(--black); }